APACHE POINT OBSERVATORY SDSS 2.5M OBSERVING LOG Monday March 30, 2009 (MJD 54921) ---=== OBSERVING TEAM ===--- Howard Brewington Alaina Shelden ---=== OBSERVING PLAN ===--- Segue Science! ---=== OBSERVING SUMMARY ===--- Clouds at the beginning of the night, and poor seeing for the entire night. Alaina trained on afternoon checkout and driving the telescope. ** The DIMM is working again! ** Added signal to: Cart 04, plate 3335 Cart 03, plate 3293 DONE Cart 07, plate 3306 Cart 05, plate 3298 ---=== OBSERVING LOG ===--- Afternoon: ---------- No problems found during checkout. Checked spectrograph focus, but did not adjust it. Collimation numbers in problem section. 00:05Z Started ventilation Night: ------- 01:20Z Sunset--we're not opening yet because there are thick clouds. 01:28Z Landru got hung up, had to be rebooted. 01:41Z Dust is still climbing, currently at 2631, humidity at ~35% 02:44Z Evening twilight (18 deg) 02:50Z Enclosure off, still a little cloudy 03:04Z Dust back down to 1491, 23% humidity 03:45Z Cart 4 plate 3335 SEGUE2_Special 03:59Z gotoField, used FK5 stars 04:17Z preCalibs 04:27Z doNextScience 1800 efficiency 30-40% alt=44deg seeing=3.0" 05:02Z Cart 3 plate 3293 Feb09a_SEGUE2 previous s/n 152.5 Guide stars were found with goToField. One exposure was completed; plate was declared done. 05:17 60183 10.0 flat 05:20 60184 2.0 arc 05:54 60185 1800.0 target --------------------------------------------------- MJD b1 r1 b2 r2 Texp Sum --------------------------------------------------- 54918 10.4 7.0 10.5 8.8 1800.0 36.7 54918 7.8 6.4 7.7 5.3 1801.0 27.2 54918 5.1 4.9 6.2 4.4 1801.0 20.6 54919 11.0 6.0 10.0 8.0 1800.0 35.0 54919 10.0 6.0 9.0 8.0 1800.0 33.0 54921 2.0 2.0 2.0 2.0 1800.0 8.0 --------------------------------------------------- Total: 46.3 32.3 45.4 36.5 10802.0 --> 160.5 Total when ALL b,r values > 2.0: 46.3 32.3 45.4 36.5 10802.0 --> 160.5 06:00Z Cart 07, plate 3306 (Feb09a_SEGUE). Guide stars were found with goToField. We had very bad seeing. We had to take an average of about six focus sweeps to find focus. Previous S/N^2 was 71.0, adn seeing was abouty 2.0" as reported by the DIMM. 06:06 Moonset 06:39 60186 10.0 flat 06:42 60187 2.0 arc 07:19 60188 1800.0 target 07:52 60189 1801.0 target 07:55 60190 10.0 flat 07:57 60191 2.0 arc 08:33 60192 1800.0 target --------------------------------------------------- MJD b1 r1 b2 r2 Texp Sum --------------------------------------------------- 54919 11.0 4.0 14.0 7.0 1800.0 36.0 54919 12.0 3.0 14.0 6.0 1800.0 35.0 54921 3.0 3.0 4.0 3.0 1800.0 13.0 54921 4.0 4.0 5.0 4.0 1801.0 17.0 54921 4.0 4.0 5.0 4.0 1800.0 17.0 --------------------------------------------------- Total: 34.0 18.0 42.0 24.0 9001.0 --> 118.0 08:37Z Cart 05, plate 3298 (Feb09a_SEGUE2). Guide stars found with goToField. Previous S/N^2 = 25.4, and focus was ~2.0" as reported by the DIMM. The guide stars were lost during the last set of cals, so we had to issue a goToField before the last exposure. Five exposure completed; see below: 08:50 60193 10.0 flat 08:53 60194 2.0 arc 09:30 60195 1800.0 target 10:03 60196 1800.0 target 10:05 60197 10.0 flat 10:08 60198 2.0 arc 10:42 60199 1800.0 target 11:15 60200 1800.0 target 11:18 60201 10.0 flat 11:21 60202 2.0 arc 11:33 Morning twilight (18 deg) 11:48 60203 1200.0 target --------------------------------------------------- MJD b1 r1 b2 r2 Texp Sum --------------------------------------------------- 54920 2.9 3.0 3.7 3.8 1800.0 13.4 54920 2.6 2.8 3.5 3.1 1800.0 12.0 54920 1.8 1.9 2.2 2.3 1800.0 8.2 54921 4.0 4.0 5.0 3.0 1800.0 16.0 54921 5.0 5.0 6.0 4.0 1800.0 20.0 54921 6.0 5.0 7.0 4.0 1800.0 22.0 54921 6.0 6.0 8.0 4.0 1800.0 24.0 54921 3.0 3.0 4.0 2.0 1200.0 12.0 --------------------------------------------------- Total: 31.3 30.7 39.4 26.2 13800.0 --> 127.6 Total when ALL b,r values > 2.0: 29.5 28.8 37.2 23.9 12000.0 --> 119.4 11:55Z Enclosure on, fans off, LN2 connected 12:05Z endNight finished and was happy 12:58Z Sunrise ---=== IMAGING RUN SUMMARY ===--- Run Time Stripe Lambda Last Flavor Comments Start End Begin End Frame ------------------------------------------------------------------------- ---=== IMAGING RUN DETAILS ===--- ---=== SKIPPY RESULTS ===--- Run Frame nFrames stars muErr muRms nuErr nuRms rot az el --------------------------------------------------------------------------- ---=== LTMATCH RESULTS ===--- Run Field nFields alt az nGood rowMean rowSig colMean colSig rot ------------------------------------------------------------------------ ---=== SPECTROSCOPY DATA SUMMARY ===--- Summary Checked (y/n): y QA Procedures Done (y/n): y UT Exp Time flavor comment (S/N)^2 totals ========================================== b1 r1 b2 r2 ----- sequence 60172, plate 3298 ------- 22:42 60172 0.0 bias 22:57 60173 10.0 flat 23:00 60174 2.0 arc 23:05 60175 3.0 arc 23:07 60176 2.0 arc ----- sequence 60177, plate -9999 ------- 00:58 60177 0.0 bias ----- sequence 60178, plate -9999 ------- 01:38 60178 0.0 bias ----- sequence 60179, plate 3335 ------- 01:42 60179 0.0 bias 04:20 60180 10.0 flat 04:22 60181 2.0 arc 04:59 60182 1800.0 target ----- sequence 60183, plate 3293 ------- 05:17 60183 10.0 flat 05:20 60184 2.0 arc 05:54 60185 1800.0 target ----- sequence 60186, plate 3306 ------- 06:39 60186 10.0 flat 06:42 60187 2.0 arc 07:19 60188 1800.0 target 07:52 60189 1801.0 target 07:55 60190 10.0 flat 07:57 60191 2.0 arc 08:33 60192 1800.0 target ----- sequence 60193, plate 3298 ------- 08:50 60193 10.0 flat 08:53 60194 2.0 arc 09:30 60195 1800.0 target 10:03 60196 1800.0 target 10:05 60197 10.0 flat 10:08 60198 2.0 arc 10:42 60199 1800.0 target 11:15 60200 1800.0 target 11:18 60201 10.0 flat 11:21 60202 2.0 arc 11:48 60203 1200.0 target ---=== TELESCOPE OFFSETS AND SCALE I ===--- Time Instrument Az Alt Rot Scale pos offset pos offset pos offset ------------------------------------------------------------------------------ 04:29Z 4 3335 279.13 0.0011 44.88 -0.0007 119.96 0.0069 0.999940 05:26Z 3 3293 -57.20 0.0028 48.32 0.0008 134.76 0.0163 0.999870 06:50Z 7 3306 -4.06 0.0014 57.13 0.0008 176.56 0.0097 0.999830 08:59Z 5 3298 47.60 0.0030 53.99 0.0013 218.55 0.0138 0.999950 ---=== TELESCOPE OFFSETS AND SCALE II ===--- ---=== FOCUS LOG ===--- setmir piston Temp Wind Time Inst scale M1 M2 Foc Az Alt (C) MPH Dir filt fwhm ------------------------------------------------------------------------------ 04:29Z 4 3335 0.99994 593 2063 375 279 44.9 -2.6 15 16 gdr 2.5" 05:25Z 3 3293 0.99987 1283 2548 300 -57 48.5 -3.6 21 15 gdr 2.5" 06:50Z 7 3306 0.99983 1678 2749 200 -4 57.1 -3.0 18 0 gdr 2.5" 08:59Z 5 3298 0.99995 494 1688 110 48 54.0 -2.3 9 341 gdr 2.5" ---=== WEATHER LOG ===--- Wind Time Temp F Dewp F MPH Direction Dust DIMM Sky 22:43Z 33 15 6 292 (WNW) 1916 - 23:13Z 33 15 12 355 (NNW) 1963 - 23:43Z 33 16 6 359 (NNW) 1902 - 00:13Z 32 17 23 311 (NW) 2010 - 00:52Z 32 16 11 313 (NW) 2427 - 01:22Z 31 13 4 310 (NW) 2363 - 01:52Z 31 5 19 339 (NNW) 2465 - 02:24Z 31 1 13 32 (NNE) 2020 - 02:56Z 30 0 3 48 (NE) 1597 - 03:28Z 29 -3 12 349 (NNW) 999 - 04:01Z 28 -4 11 20 (NNE) 748 - 04:32Z 27 0 20 7 (N) 663 - 05:02Z 26 1 20 18 (NNE) 684 - 05:33Z 26 2 19 1 (N) 810 - 06:03Z 27 -2 21 10 (N) 565 - 06:33Z 26 -4 11 351 (NNW) 511 - 07:05Z 26 -5 13 333 (NNW) 541 - 07:36Z 25 -3 16 17 (NNE) 576 - 08:06Z 27 0 6 333 (NNW) 1026 - 08:38Z 27 4 12 322 (NW) 1299 - 09:10Z 26 2 10 346 (NNW) 1423 - 09:40Z 27 6 13 310 (NW) 1944 - 10:10Z 26 6 1 275 (W) 1540 - 10:41Z 26 5 11 322 (NW) 1560 - 11:12Z 26 5 9 336 (NNW) 1485 - 11:43Z 25 3 17 337 (NNW) 1360 - ---=== TELESCOPE STATUS ===--- 00:05Z Doors and louvers open, fans on. 02:50Z Enclosure off. 11:55Z Enclosure on, doors and louvers closed, fans off. No interlocks bypassed. Status at: 12:15Z Telescope stowed at: 30,121,00 mount Instrument mounted: Cartridge 05 Counterweights at: 255 lbs LN2 autofill systems: Connected and turned on. 180L LN2 dewar scales: Spectro 216 lbs, 23 psi Imager lbs, psi (warm) ---=== SOFTWARE USED ===--- IOP/SOP: v4_39_0 Watcher: v2_36_0 MCP: v6_4_0 TPM: tpm_v3_5_0 AstroDa: v15_13_1 TCC: 0 sdssProcedures: v2_43 SoS: v5_1_8 plate-mapper: v4_3_1 ---=== MIRROR NUMBERS ===--- PRIMARY: -------- Scale: 1.000000 MIGS TONIGHT NOMINAL Axial A -0.0300 -0.0280 Axial B 0.0260 0.0470 Axial C -0.0360 -0.0360 Trans D -0.7620 -0.7600 Lateral E 10.5791 10.5791 Lateral F 12.1793 12.1793 GALILS Commanded: 10450. -100. 5750. 8600. 10350. 10000. Actual: 10450. -100. 5750. 8600. 10350. 10000. SETMIR VALUES PriDesOrient: 0.00 -11.72 8.60 496.70 640.50 PriOrient: 1.06 -11.65 8.77 495.77 639.59 SECONDARY: ---------- Focus: 0.00 Air Temp.: 0.7 Alt.: 29.999542 MIGS TONIGHT NOMINAL Axial A 18.5870 18.5840 Axial B 15.6290 15.6220 Axial C 13.8150 13.8150 Trans D 15.1110 15.1080 GALILS Commanded: 1626597. 1528796. 1595630. -2950. -4550. Actual: 1626650. 1528800. 1595600. -2950. -4550. SETMIR VALUES SecDesOrient: 1257.00 -12.00 -28.00 -39.00 94.77 SecOrient: 1257.00 -12.02 -27.99 -39.18 94.72 ---=== PROBLEMS IN DETAIL ===--- IDL 5.5a> apo_plotbias, 60172 Filename 02% 05% 10% 50% 90% 95% 98% ------------------- ------ ------ ------ ------ ------ ------ ------ sdR-b1-00060172.fit -5.7 -4.0 -2.4 2.3 7.5 8.6 10.7 sdR-b2-00060172.fit -7.7 -6.4 -5.2 1.1 7.1 8.7 10.8 sdR-r1-00060172.fit -7.0 -5.2 -3.7 1.7 6.8 8.3 10.4 sdR-r2-00060172.fit -8.2 -6.1 -4.3 0.9 6.5 8.3 9.6 Done for 94.491386 sec. % Program caused arithmetic error: Floating underflow % Program caused arithmetic error: Floating illegal operand --== Spectro Collimate Numbers ==-- IDL 5.5a> collimate, 60175 % Compiled module: COLLIMATE. Reading /data/spectro/54921/sdR-b1-00060175.fit Reading /data/spectro/54921/sdR-b1-00060176.fit COLLIMATE: Min offset = -0.39 pix COLLIMATE: Max offset = 1.04 pix COLLIMATE: RMS across CCD = 0.37 pix COLLIMATE: Mean offset = 0.33 pix COLLIMATE: Camera b1 appears to be OUT-OF-FOCUS (|mean| > 0.15 pix) COLLIMATE: Predict blue camera ring movement of -11.9 degrees for spectro-1 COLLIMATE: (if red is already in focus) Log file = Collimate-54921-b1-00060175.log PostScript file = Collimate-54921-b1-00060175.ps Reading /data/spectro/54921/sdR-b2-00060175.fit Reading /data/spectro/54921/sdR-b2-00060176.fit COLLIMATE: Min offset = -0.22 pix COLLIMATE: Max offset = 0.18 pix COLLIMATE: RMS across CCD = 0.09 pix COLLIMATE: Mean offset = 0.01 pix COLLIMATE: Camera b2 appears to be IN-FOCUS (|mean| < 0.15 pix) COLLIMATE: Predict blue camera ring movement of -0.4 degrees for spectro-2 COLLIMATE: (if red is already in focus) Log file = Collimate-54921-b2-00060175.log PostScript file = Collimate-54921-b2-00060175.ps Reading /data/spectro/54921/sdR-r1-00060175.fit Reading /data/spectro/54921/sdR-r1-00060176.fit COLLIMATE: Min offset = -0.78 pix COLLIMATE: Max offset = 0.10 pix COLLIMATE: RMS across CCD = 0.26 pix COLLIMATE: Mean offset = -0.38 pix COLLIMATE: Camera r1 appears to be OUT-OF-FOCUS (|mean| > 0.15 pix) COLLIMATE: Predict (red) piston movement of 3515 steps for spectro-1 COLLIMATE: Issue SOP command: "sp1; mechPiston 3515" Log file = Collimate-54921-r1-00060175.log PostScript file = Collimate-54921-r1-00060175.ps Reading /data/spectro/54921/sdR-r2-00060175.fit Reading /data/spectro/54921/sdR-r2-00060176.fit COLLIMATE: Min offset = -0.84 pix COLLIMATE: Max offset = 0.12 pix COLLIMATE: RMS across CCD = 0.25 pix COLLIMATE: Mean offset = -0.18 pix COLLIMATE: Camera r2 appears to be OUT-OF-FOCUS (|mean| > 0.15 pix) COLLIMATE: Predict (red) piston movement of 1648 steps for spectro-2 COLLIMATE: Issue SOP command: "sp2; mechPiston 1648" Log file = Collimate-54921-r2-00060175.log PostScript file = Collimate-54921-r2-00060175.ps % Program caused arithmetic error: Floating illegal operand IDL 5.5a>